DE69418250T2 - High gain differential amplifier capable of offset DC voltage reduction - Google Patents

High gain differential amplifier capable of offset DC voltage reduction

Info

Publication number
DE69418250T2
DE69418250T2 DE69418250T DE69418250T DE69418250T2 DE 69418250 T2 DE69418250 T2 DE 69418250T2 DE 69418250 T DE69418250 T DE 69418250T DE 69418250 T DE69418250 T DE 69418250T DE 69418250 T2 DE69418250 T2 DE 69418250T2
Authority
DE
Germany
Prior art keywords
offset
differential amplifier
high gain
voltage reduction
amplifier capable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69418250T
Other languages
German (de)
Other versions
DE69418250D1 (en
Inventor
Kazuya Sone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69418250D1 publication Critical patent/DE69418250D1/en
Publication of DE69418250T2 publication Critical patent/DE69418250T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45085—Long tailed pairs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45085—Long tailed pairs
    • H03F3/45089—Non-folded cascode stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/45183—Long tailed pairs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45024—Indexing scheme relating to differential amplifiers the differential amplifier amplifying transistors are cascode coupled transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45224—One output of the differential amplifier being taken into consideration
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45244—Indexing scheme relating to differential amplifiers the differential amplifier contains one or more explicit bias circuits, e.g. to bias the tail current sources, to bias the load transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45471—Indexing scheme relating to differential amplifiers the CSC comprising one or more extra current sources
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45732—Indexing scheme relating to differential amplifiers the LC comprising a voltage generating circuit
DE69418250T 1993-06-15 1994-06-14 High gain differential amplifier capable of offset DC voltage reduction Expired - Fee Related DE69418250T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5143894A JP2590685B2 (en) 1993-06-15 1993-06-15 Differential amplifier

Publications (2)

Publication Number Publication Date
DE69418250D1 DE69418250D1 (en) 1999-06-10
DE69418250T2 true DE69418250T2 (en) 1999-09-02

Family

ID=15349526

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69418250T Expired - Fee Related DE69418250T2 (en) 1993-06-15 1994-06-14 High gain differential amplifier capable of offset DC voltage reduction

Country Status (4)

Country Link
US (1) US5396191A (en)
EP (1) EP0630102B1 (en)
JP (1) JP2590685B2 (en)
DE (1) DE69418250T2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1491014B1 (en) * 2002-03-15 2008-10-01 Gennum Corporation System and method for compensating line losses over a digital visual interface (dvi) link
US8629726B1 (en) * 2011-04-29 2014-01-14 Bae Systems Information And Electronic Systems Integration Inc. High-performance amplifier for transducer array input unit cell

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57194610A (en) * 1981-05-26 1982-11-30 Nippon Telegr & Teleph Corp <Ntt> Differential amplifier
JPS61139107A (en) * 1984-12-11 1986-06-26 Nec Corp Operational amplifier
US4658157A (en) * 1985-05-31 1987-04-14 Rca Corporation IGFET comparator circuit having greater control of intended offset voltage
JPS62179207A (en) * 1986-02-03 1987-08-06 Toshiba Corp Offset correction circuit for transistor amplifier
JPH01137708A (en) * 1987-11-24 1989-05-30 Nec Corp Amplifier circuit
US5045806A (en) * 1988-04-17 1991-09-03 Teledyne Industries Offset compensated amplifier
JPH0410705A (en) * 1990-04-27 1992-01-14 Canon Inc Differential amplifier
JP2711411B2 (en) * 1990-09-07 1998-02-10 新日本無線株式会社 Operational amplifier circuit
JPH0645844A (en) * 1992-02-27 1994-02-18 Nec Corp Differential amplifier

Also Published As

Publication number Publication date
EP0630102A2 (en) 1994-12-21
EP0630102B1 (en) 1999-05-06
JPH077336A (en) 1995-01-10
JP2590685B2 (en) 1997-03-12
EP0630102A3 (en) 1995-08-23
DE69418250D1 (en) 1999-06-10
US5396191A (en) 1995-03-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee